Shenzhen Xinhaisen Technology Limited
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Custom Etched Bipolar Plates PEM Fuel Cell Stack Components
Descriptions of Etched Bipolar Plate:
The bipolar plate distributes reactant gases, conducts electrons, and optimizes flow channels via corrosion-resistant materials (graphite/coated metals) for durable, cost-effective fuel cell performance.
Specifications of Etched Bipolar Plate:
| Material Options | Aluminum, stainless steel, titanium, copper, nickel alloys |
| Thickness Range | 0.1 mm to 3.0 mm (customizable) |
| Tolerance | ±0.01 mm for high-precision flow field patterns |
| Channel Depth | 0.05 mm to 1.5 mm (adjustable based on fuel cell design) |
| Plate Dimensions | Up to 600 mm x 1800 mm (larger sizes available upon request) |
| Corrosion Resistance | Enhanced coatings (e.g., gold, platinum, or polymer) for PEM fuel cell environments. |
| Other Service | Plating, Stamping, Laser Cutting, etc. |
Ultra-Precise Flow Field Patterns: Complex microchannels etched for optimal hydrogen/oxygen distribution and water removal.
Lightweight Design: Aluminum plates reduce stack weight, ideal for automotive and portable applications.
High Electrical Conductivity: Seamless current collection with minimal interfacial resistance.
Durability: Resistant to acidic PEM environments and thermal cycling.
Custom Geometry: Support serpentine, parallel, or hybrid flow field designs.
Scalability: Cost-effective for mass production with consistent quality.
Automotive: PEM fuel cells for hydrogen-powered vehicles.
Aerospace: Lightweight energy solutions for drones and satellites.
Stationary Power: Backup systems and distributed energy grids.
Portable Devices: Compact fuel cells for military or emergency equipment.
Research & Development: Prototyping next-gen fuel cell architectures.
Complex Designs: Achieve intricate microchannels impossible with stamping or milling.
No Mechanical Stress: Etching preserves material integrity and avoids warping.
Rapid Prototyping: Short lead times for design iterations.
Cost-Efficiency: Low tooling costs and high-volume scalability.
Burr-Free Edges: Smooth surfaces prevent gas leakage or membrane damage.
Expertise: 13+ years in chemical etching for energy applications.
Advanced Technology: State-of-the-art photochemical etching machines.
ISO-Certified: Compliant with IATF 16949 for automotive-grade quality.
End-to-End Service: From design support to post-processing (e.g., coatings, cleaning).
Global Delivery: Fast shipping to North America, Europe, and Asia.
How to etching custom Bipolar Plate?
1. Please send us your design.
We accept the following file formats:DWG, DXF, PDF, Step, Gerber, IGES, CorelDraw and Adobe Illustrator
2. Samples making lead time:3-10days
3. Express:By DHL, FedEx, TNT, around 3-7days.
Stainless Steel (304, 316L): For high-strength, corrosion-resistant plates.
Titanium: Extreme durability for aerospace applications.
Copper & Brass: High thermal/electrical conductivity.
Nickel Alloys (Inconel, Hastelloy): For high-temperature fuel cells.
Exotic Metals: Molybdenum, tungsten, and Kovar®.
Fuel cell bipolar plates, microfluidic chips, EMI shielding, heat exchangers.
Precision filters, sensor components, RF antennas, and medical implants.